feat(docs): rename x/builder -> x/auction (backport #55)

[mergify]

This is an automatic backport of pull request #55 done by Mergify.
Cherry-pick of 3c6f319 has failed:

On branch mergify/bp/release/v1.x.x/pr-55
Your branch is up to date with 'origin/release/v1.x.x'.

You are currently cherry-picking commit 3c6f319.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	renamed:    api/sdk/builder/module/v1/module.pulsar.go -> api/sdk/auction/module/v1/module.pulsar.go
	renamed:    api/sdk/builder/v1/genesis.pulsar.go -> api/sdk/auction/v1/genesis.pulsar.go
	renamed:    api/sdk/builder/v1/query.pulsar.go -> api/sdk/auction/v1/query.pulsar.go
	renamed:    api/sdk/builder/v1/query_grpc.pb.go -> api/sdk/auction/v1/query_grpc.pb.go
	renamed:    api/sdk/builder/v1/tx.pulsar.go -> api/sdk/auction/v1/tx.pulsar.go
	renamed:    api/sdk/builder/v1/tx_grpc.pb.go -> api/sdk/auction/v1/tx_grpc.pb.go
	modified:   lanes/mev/README.md
	modified:   lanes/mev/abci.go
	modified:   lanes/mev/factory.go
	modified:   lanes/mev/lane.go
	modified:   lanes/mev/mempool.go
	renamed:    proto/sdk/builder/module/v1/module.proto -> proto/sdk/auction/module/v1/module.proto
	renamed:    proto/sdk/builder/v1/genesis.proto -> proto/sdk/auction/v1/genesis.proto
	renamed:    proto/sdk/builder/v1/query.proto -> proto/sdk/auction/v1/query.proto
	renamed:    proto/sdk/builder/v1/tx.proto -> proto/sdk/auction/v1/tx.proto
	modified:   tests/app/ante.go
	modified:   tests/integration/pob_suite.go
	renamed:    x/builder/keeper/auction_test.go -> x/auction/keeper/auction_test.go
	renamed:    x/builder/keeper/errors.go -> x/auction/keeper/errors.go
	renamed:    x/builder/keeper/keeper_test.go -> x/auction/keeper/keeper_test.go
	renamed:    x/builder/keeper/msg_server_test.go -> x/auction/keeper/msg_server_test.go
	renamed:    x/builder/rewards/proposer_provider.go -> x/auction/rewards/proposer_provider.go
	renamed:    x/builder/types/bid_info.go -> x/auction/types/bid_info.go
	renamed:    x/builder/types/codec.go -> x/auction/types/codec.go
	renamed:    x/builder/types/events.go -> x/auction/types/events.go
	renamed:    x/builder/types/expected_keepers.go -> x/auction/types/expected_keepers.go
	renamed:    x/builder/types/genesis.go -> x/auction/types/genesis.go
	renamed:    x/builder/types/genesis.pb.go -> x/auction/types/genesis.pb.go
	new file:   x/auction/types/keys.go
	renamed:    x/builder/types/msgs.go -> x/auction/types/msgs.go
	renamed:    x/builder/types/params.go -> x/auction/types/params.go
	renamed:    x/builder/types/query.pb.go -> x/auction/types/query.pb.go
	renamed:    x/builder/types/query.pb.gw.go -> x/auction/types/query.pb.gw.go
	renamed:    x/builder/types/tx.pb.go -> x/auction/types/tx.pb.go
	renamed:    x/builder/types/tx.pb.gw.go -> x/auction/types/tx.pb.gw.go
	deleted:    x/builder/ante/ante.go
	deleted:    x/builder/ante/ante_test.go
	deleted:    x/builder/client/cli/query.go
	deleted:    x/builder/client/cli/tx.go
	deleted:    x/builder/keeper/auction.go
	deleted:    x/builder/keeper/genesis.go
	deleted:    x/builder/keeper/grpc_query.go
	deleted:    x/builder/keeper/keeper.go
	deleted:    x/builder/keeper/msg_server.go
	deleted:    x/builder/module.go
	deleted:    x/builder/rewards/fixed_provider.go
	deleted:    x/builder/types/keys.go
	deleted:    x/builder/types/msgs_test.go

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   block/mempool_test.go
	both modified:   lanes/mev/check_tx.go
	both modified:   lanes/mev/utils.go
	both modified:   lanes/mev/utils_test.go
	both modified:   tests/app/app.go
	both modified:   tests/app/config.go
	both modified:   tests/integration/chain_setup.go
	both modified:   tests/integration/pob_integration_test.go
	both modified:   testutils/utils.go
	both modified:   x/auction/ante/ante.go
	both modified:   x/auction/ante/ante_test.go
	both modified:   x/auction/client/cli/query.go
	both modified:   x/auction/client/cli/tx.go
	both modified:   x/auction/keeper/auction.go
	both modified:   x/auction/keeper/genesis.go
	both modified:   x/auction/keeper/grpc_query.go
	both modified:   x/auction/keeper/keeper.go
	both modified:   x/auction/keeper/msg_server.go
	both modified:   x/auction/module.go
	both modified:   x/auction/rewards/fixed_provider.go
	both modified:   x/auction/types/msgs_test.go

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

---

Mergify commands and options

More conditions and actions can be found in the documentation.

You can also trigger Mergify actions by commenting on this pull request:

• @Mergifyio refresh will re-evaluate the rules
• @Mergifyio rebase will rebase this PR on its base branch
• @Mergifyio update will merge the base branch into this PR
• @Mergifyio backport <destination> will backport this PR on <destination> branch

Additionally, on Mergify dashboard you can:

• look at your merge queues
• generate the Mergify configuration with the config editor.

Finally, you can contact us on https://mergify.com

[nivasan1]

lgtm